JP2019117721A - 発電セル - Google Patents
発電セル Download PDFInfo
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- JP2019117721A JP2019117721A JP2017250906A JP2017250906A JP2019117721A JP 2019117721 A JP2019117721 A JP 2019117721A JP 2017250906 A JP2017250906 A JP 2017250906A JP 2017250906 A JP2017250906 A JP 2017250906A JP 2019117721 A JP2019117721 A JP 2019117721A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/026—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0247—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form
- H01M8/0254—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the form corrugated or undulated
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0258—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant
- H01M8/0263—Collectors; Separators, e.g. bipolar separators; Interconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant having meandering or serpentine paths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0273—Sealing or supporting means around electrodes, matrices or membranes with sealing or supporting means in the form of a frame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0276—Sealing means characterised by their form
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1004—Fuel cells with solid electrolytes characterised by membrane-electrode assemblies [MEA]
- H01M8/1006—Corrugated, curved or wave-shaped MEA
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1007—Fuel cells with solid electrolytes with both reactants being gaseous or vaporised
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1065—Polymeric electrolyte materials characterised by the form, e.g. perforated or wave-shaped
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1067—Polymeric electrolyte materials characterised by their physical properties, e.g. porosity, ionic conductivity or thickness
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- General Chemical & Material Sciences (AREA)
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Abstract
Description
高さと同じである。
30…第1金属セパレータ 32…第2金属セパレータ
28a…MEA(電解質膜・電極構造体)
42…アノード電極 44…カソード電極
48a1、58a1…端部線状突起 48b、58b…線状流路溝
54、64…外周側ビード部(ビードシール)
84…第1バイパス止め凸状部 94…第2バイパス止め凸状部
Claims (6)
- 電解質膜の両側に電極が設けられてなる電解質膜・電極構造体と、前記電解質膜・電極構造体の両側に配置された金属セパレータと、一方の前記電極の外周部と他方の前記電極の外周部に挟持された状態で前記電極の外周部から外方に突出するとともに前記電極の外周部を周回する樹脂枠部材と、を備え、
前記金属セパレータの一端から他端に向かって延在する複数の線状突起と、複数の前記線状突起間に形成された複数の線状流路溝とを有し、前記一端から前記他端に向かって発電面に沿って反応ガスを流す反応ガス流路が形成され、
前記反応ガス流路を囲んで反応ガスの漏れを防止するシールが設けられた発電セルにおいて、
一方の前記電極における前記電解質膜とは反対側の面には、
一方の前記電極の外周部に位置する外周面と、
前記樹脂枠部材の内端よりも内方に位置する中央面と、
前記外周面と前記中央面とを互いに連結する段差部と、が設けられ、
前記中央面は、前記外周面よりも前記電解質膜からの高さが低く、
複数の前記線状突起のうち前記反応ガス流路の流路幅方向の端部に位置する端部線状突起の突出端面は、前記中央面に接触している、
ことを特徴とする発電セル。 - 請求項1記載の発電セルにおいて、
前記端部線状突起の前記突出端面は、前記端部線状突起の全長に亘って前記中央面に接触している、
ことを特徴とする発電セル。 - 請求項1又は2に記載の発電セルにおいて、
前記端部線状突起の前記突出端面は、前記中央面と前記段差部との境界上又は前記境界の近傍に位置している、
ことを特徴とする発電セル。 - 請求項3記載の発電セルにおいて、
各前記線状流路溝は、波状に延在し、
前記端部線状突起のうち前記線状流路溝側の側壁は、前記線状流路溝に沿って波状に延在し、
前記端部線状突起のうち前記線状流路溝とは反対側の側壁は、前記境界に沿って直線状に延在している、
ことを特徴とする発電セル。 - 請求項1〜4のいずれか1項に記載の発電セルにおいて、
少なくとも一方の前記金属セパレータには、前記端部線状突起と前記シールとの間に、前記外周面に接触して反応ガスのバイパスを防止するバイパス止め凸状部が設けられている、
ことを特徴とする発電セル。 - 請求項1〜5のいずれか1項に記載の発電セルにおいて、
前記シールは、前記金属セパレータに膨出成形されたビードシールである、
ことを特徴とする発電セル。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017250906A JP6649939B2 (ja) | 2017-12-27 | 2017-12-27 | 発電セル |
US16/232,178 US11101469B2 (en) | 2017-12-27 | 2018-12-26 | Power generating cell |
CN201811610927.1A CN109980240B (zh) | 2017-12-27 | 2018-12-27 | 发电单电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017250906A JP6649939B2 (ja) | 2017-12-27 | 2017-12-27 | 発電セル |
Publications (2)
Publication Number | Publication Date |
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JP2019117721A true JP2019117721A (ja) | 2019-07-18 |
JP6649939B2 JP6649939B2 (ja) | 2020-02-19 |
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JP2017250906A Active JP6649939B2 (ja) | 2017-12-27 | 2017-12-27 | 発電セル |
Country Status (3)
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US (1) | US11101469B2 (ja) |
JP (1) | JP6649939B2 (ja) |
CN (1) | CN109980240B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210065829A (ko) * | 2019-11-27 | 2021-06-04 | 도요타지도샤가부시키가이샤 | 연료 전지 및 그 제조 방법 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108365242A (zh) * | 2018-02-09 | 2018-08-03 | 东莞深圳清华大学研究院创新中心 | 一种固体氧化物燃料电池 |
JP7238761B2 (ja) * | 2019-12-25 | 2023-03-14 | トヨタ自動車株式会社 | 燃料電池 |
JP7083867B2 (ja) * | 2020-06-30 | 2022-06-13 | 本田技研工業株式会社 | 金属セパレータ及び燃料電池スタック |
JP7212090B2 (ja) * | 2021-03-22 | 2023-01-24 | 本田技研工業株式会社 | 燃料電池 |
EP4199160A1 (en) * | 2021-12-14 | 2023-06-21 | AVL List GmbH | Plate device for a fuel stack and fuel cell device comprising the same |
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Cited By (3)
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KR20210065829A (ko) * | 2019-11-27 | 2021-06-04 | 도요타지도샤가부시키가이샤 | 연료 전지 및 그 제조 방법 |
KR102497079B1 (ko) * | 2019-11-27 | 2023-02-07 | 도요타지도샤가부시키가이샤 | 연료 전지 및 그 제조 방법 |
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Publication number | Publication date |
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CN109980240B (zh) | 2022-03-01 |
CN109980240A (zh) | 2019-07-05 |
JP6649939B2 (ja) | 2020-02-19 |
US20190198889A1 (en) | 2019-06-27 |
US11101469B2 (en) | 2021-08-24 |
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